Home / 86,448-158,688

Finding the Third Proportional to 86,448 and 158,688

Calculator

Solution

The third proportional to 86,448 and 158,688 is: 291,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,448 : 158,688 = 158,688 : x
  2. Step 2: Convert to fraction form
    86,448/158,688 = 158,688/x
  3. Step 3: Cross multiply
    86,448x = 158,688 × 158,688
  4. Step 4: Simplify right side
    86,448x = 25,181,881,344
  5. Step 5: Solve for x
    x = 25,181,881,344/86,448
  6. Step 6: Final answer
    x = 291,295.13

Related Problems

Find third proportional to 43,224 and 79,344
Half scale
Find third proportional to 172,896 and 317,376
Double scale
Find third proportional to 86,450 and 158,692
Similar ratio
Find third proportional to 129,672 and 238,032
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.